Q. ESCA gives sufficient chemical information up to a depth about ________ armstrong in oxide.

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Q. ESCA can identify elements in the periodic table above which of the following?

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Q. Discrete electrons cannot be observed in electron ionization of an atom due to which of the following reasons?

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Q. ESCA focusses on which of the following information?

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Q. In the spectrum, two main peaks at _________ and ________ are observed.

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Q. 284.6 eV matches which of the following specific atom type?

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Q. 532.5 eV matches which of the following specific atom type?

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Q. By studying which of the following can we determine if the surface corresponds to C-O or C=O chemical form?

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Q. Which of the following is the detection limit of ESCA?

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Q. The characterisation of auger spectroscopy can be achieved up to which of the following depths?

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Q. Auger electron spectroscopy can be used for surface chemical analysis in a way similar to which of the following?

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Q. AES is limited when it comes to very high resolution studies.

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Q. Qualitative chemical analysis is very often performed using which of the following?

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Q. Electron ionization can produce which of the following?

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Q. Electron ionisation can produce ESCA electrons.

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Q. Which of the following is an Auger transition starting from a hole in 1s levels which would be filled up from the 2p level?

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Q. In ESCA process, the photon ejects which of the following?

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Q. In Auger process, an electron drops to fill which of the following?

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Q. Auger electron spectroscopy involves the irradiation of the surface to be analysed with a beam of electrons of energy in the _________ range.

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Q. In Auger spectroscopy, beam currents are typically _____ in a beam of diameter 0.5mm.

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